<template>
  <div class="login">
    <div style="width: 800px;"></div>
    <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form">
      <h3 class="title">
        <p>G11O国道工程信息化平台</p>
      </h3>
      <el-form-item prop="username">
        <el-input v-model="loginForm.username" type="text" auto-complete="off" placeholder="账号" class="login-input">
          <svg-icon slot="prefix" icon-class="user" class="el-input__icon input-icon" />
        </el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input
          v-model="loginForm.password"
          type="password"
          auto-complete="off"
          placeholder="密码" class="login-input"
          @keyup.enter.native="handleLogin"
        >
          <svg-icon slot="prefix" icon-class="password" class="el-input__icon input-icon" />
        </el-input>
      </el-form-item>
<!--      <el-form-item prop="code" v-if="captchaOnOff">-->
<!--        <el-input-->
<!--          v-model="loginForm.code"-->
<!--          auto-complete="off"-->
<!--          placeholder="验证码"-->
<!--          style="width: 63%"-->
<!--          @keyup.enter.native="handleLogin"-->
<!--        >-->
<!--          <svg-icon slot="prefix" icon-class="validCode" class="el-input__icon input-icon" />-->
<!--        </el-input>-->
<!--        <div class="login-code">-->
<!--          <img :src="codeUrl" @click="getCode" class="login-code-img"/>-->
<!--        </div>-->
<!--      </el-form-item>-->
      <el-checkbox v-model="loginForm.rememberMe" style="margin:0px 0px 25px 0px;">记住密码</el-checkbox>
      <el-form-item style="width:100%;">
        <el-button
          :loading="loading"
          type="primary"
          size="medium"
          style="width:100%;"
          @click.native.prevent="handleLogin"
        >
          <span v-if="!loading">登 录</span>
          <span v-else>登 录 中...</span>
        </el-button>
<!--        <div style="float: right;" v-if="register">-->
<!--          <router-link class="link-type" :to="'/register'">立即注册</router-link>-->
<!--        </div>-->
      </el-form-item>
    </el-form>
    <!--  底部  -->
    <div class="el-login-footer">
<!--      <span>Copyright © 2018-2021 ruoyi.vip All Rights Reserved.</span>-->
    </div>
  </div>
</template>

<script>
  import { getCodeImg } from "@/api/login";
  import Cookies from "js-cookie";
  import { encrypt, decrypt } from '@/utils/jsencrypt'

  export default {
    name: "Login",
    data() {
      return {
        codeUrl: "",
        cookiePassword: "",
        loginForm: {
          username: "",
          password: "",
          rememberMe: false,
          code: "",
          uuid: ""
        },
        loginRules: {
          username: [
            { required: true, trigger: "blur", message: "请输入您的账号" }
          ],
          password: [
            { required: true, trigger: "blur", message: "请输入您的密码" }
          ]
        },
        loading: false,
        // 验证码开关
        captchaOnOff: true,
        // 注册开关
        register: false,
        redirect: undefined
      };
    },
    watch: {
      $route: {
        handler: function(route) {
          this.redirect = route.query && route.query.redirect;
        },
        immediate: true
      }
    },
    created() {
      this.getCode();
      this.getCookie();
    },
    methods: {
      getCode() {
        getCodeImg().then(res => {
          this.captchaOnOff = res.captchaOnOff === undefined ? true : res.captchaOnOff;
          if (this.captchaOnOff) {
            this.codeUrl = "data:image/gif;base64," + res.img;
            this.loginForm.uuid = res.uuid;
          }
        });
      },
      getCookie() {
        const username = Cookies.get("username");
        const password = Cookies.get("password");
        const rememberMe = Cookies.get('rememberMe')
        this.loginForm = {
          username: username === undefined ? this.loginForm.username : username,
          password: password === undefined ? this.loginForm.password : decrypt(password),
          rememberMe: rememberMe === undefined ? false : Boolean(rememberMe)
        };
      },
      handleLogin() {
        this.$refs.loginForm.validate(valid => {
          if (valid) {
            this.loading = true;
            if (this.loginForm.rememberMe) {
              Cookies.set("username", this.loginForm.username, { expires: 30 });
              Cookies.set("password", encrypt(this.loginForm.password), { expires: 30 });
              Cookies.set('rememberMe', this.loginForm.rememberMe, { expires: 30 });
            } else {
              Cookies.remove("username");
              Cookies.remove("password");
              Cookies.remove('rememberMe');
            }
            this.$store.dispatch("Login", this.loginForm).then(() => {
              this.$router.push({ path: this.redirect || "/" }).catch(()=>{});
            }).catch(() => {
              this.loading = false;
              if (this.captchaOnOff) {
                this.getCode();
              }
            });
          }
        });
      }
    }
  };
</script>

<style rel="stylesheet/scss" lang="scss" scoped>

  .login {
    display: flex;
    /*padding-left: 800px;*/
    justify-content: center;
    align-items: center;
    height: 100%;
    background-image: url("../assets/images/login-background.jpg");
    background-size: cover;
  }
  .title {
    /*margin-bottom: 20px;*/
    line-height: 10px;
    text-align: center;
    font-size: 24px;
    font-weight: bolder;
    color: white;
    text-shadow: 2px 2px 4px #000000;
  }

  .login-form {
    border-radius: 6px;
    background: #ffffff;
    width: 350px;
    padding: 25px 25px 5px 25px;
    /*background: rgba(0,0,0,0.1);*/
    /*background-color: rgba(255,255,255,0.1);*/
    /* 设置box-shadow使其有立体感 */
    box-shadow: 5px 5px 0 0  rgba(0,0,0,0.5);
    /*border:1px transparent solid;*/
    /*border-image:linear-gradient(to right,#000718,#ffffff) 1 10;*/
    .el-input {
      height: 38px;
      input {
        height: 38px;
      }
    }
    .input-icon {
      height: 39px;
      width: 14px;
      margin-left: 2px;
    }
  }

  /*.login-input {*/
  /*  ::v-deep .el-input__inner {*/
  /*    !*border-color: #ffffff;*!*/
  /*    !*color: #ffffff;*!*/
  /*    !*background: rgba(0, 0, 0, 0.1);*!*/
  /*    !*border-image:linear-gradient(to right,#000718,#ffffff) 1 10;*!*/
  /*    !*background-color: rgba(1, 1, 1, 0);*!*/
  /*    !*background-color:linear-gradient(to right,#000718,#ffffff) 1 10;*!*/
  /*    !* 使input框的背景变透明 *!*/
  /*    background-color: transparent;*/
  /*    !* 使边框也变透明 *!*/
  /*    border-color: transparent;*/
  /*    !* 给边框加阴影能够使其有立体感 *!*/
  /*    box-shadow: 2px 2px 0 0 rgba(0,0,0,0.2);*/
  /*    !* 改变获取焦点后的竖线颜色 *!*/
  /*    caret-color: rgba(0, 255, 255,0.8);*/
  /*    color:#FFFFFF;*/
  /*  }*/
  /*  ::v-deep .el-input__inner:hover{*/
  /*    border-color: rgb(0, 255, 255);*/
  /*  }*/

  /*  ::v-deep .el-input__inner:focus{*/
  /*    border-color: aqua;*/
  /*  }*/
  /*}*/

  .login-tip {
    font-size: 13px;
    text-align: center;
    color: #bfbfbf;
  }
  .login-code {
    width: 33%;
    height: 38px;
    float: right;
    img {
      cursor: pointer;
      vertical-align: middle;
    }
  }
  .el-login-footer {
    height: 40px;
    line-height: 40px;
    position: fixed;
    bottom: 0;
    width: 100%;
    text-align: center;
    color: #fff;
    font-family: Arial;
    font-size: 12px;
    letter-spacing: 1px;
  }
  .login-code-img {
    height: 38px;
  }
</style>
